Secret message....can you guess it?

12345
Across
  1. 2. a word that sounds like an alphabet
  2. 4. a question word
  3. 5. usually done at 12 noon
Down
  1. 1. not the number but it sounds the same
  2. 3. do this when using your teeth and taste buds
  3. 4. a group of people including me